Zscaler, Inc.
AT ˙ WBAG ˙ US98980G1022
€ 114,78 ↓ -2,16 (-1,85%)
2026-06-05
AKTIENPREIS
SecurityAT:ZSCA / Zscaler, Inc.
InstitutionBarclays Plc
Latest Disclosed Ownership727,417 shares
Latest Disclosed Value $ 163,610,633
Barclays Plc ownership in ZSCA / Zscaler, Inc.

On February 13, 2026 - Barclays Plc filed a 13F-HR form disclosing ownership of 727,417 shares of Zscaler, Inc. (AT:ZSCA) valued at $163,610,633 USD as of December 31, 2025. The entity filed a previous 13F-HR/A on March 31, 2026 disclosing 639,946 shares of Zscaler, Inc.. This represents a change in shares of 13.67% during the quarter. The current value of the position is $83,492,923 USD.

Barclays Plc has a history of taking positions in derivatives of the underlying security (ZSCA) in the form of stock options. The firm currently holds call options representing 21,900 of underlying shares valued at $4,925,748 USD and put options representing 249,500 of underlying shares valued at $56,117,540 USD .

Note: prior versions of this page mistakenly stated that the share values represented the number of options, not the number of underlying shares. For more information on the data backing these reports, please see the SEC document Frequently Asked Questions About Form 13F.

Institutional Ownership: 13F and NPORT Filings

The Security and Class in the table below are shown exactly as filed by the investor. We do our best to track continuity of investments through acquisitions, and this will be reflected in the table as changes in names. In addition to descriptive data, performance of the investment is shown over time. To calculate quarterly performance, we first calculate cost basis of the shares purchased during the quarter, then use that to calculate gross profit. Quarterly return is Gross Profit / Starting Portfolio value.

Note that cost basis is calculated and stored in thousands, so small quarterly changes in shares frequently result in a cost basis of zero.

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Institutional Put/Call Ratios
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In addition to reporting standard equity and debt issues, institutions with more than 100MM assets under management must also disclose their put and call option holdings. Since put options generally indicate negative sentiment, and call options indicate positive sentiment, we can get a sense of the overall institutional sentiment by plotting the ratio of puts to calls. The chart to the right plots the historical put/call ratio for this instrument.

Using Put/Call Ratio as an indicator of investor sentiment overcomes one of the key deficiencies of using total institutional ownership, which is that a significant amount of assets under management are invested passively to track indices. Passively-managed funds do not typically buy options, so the put/call ratio indicator more closely tracks the sentiment of actively-managed funds.

AT:ZSCA / Zscaler, Inc. Historical Put/Call Ratio
Disclosed Equity Positions (from 13F/NPORT Filings)
File
Date
Effective
Date
Form Security Class ID Avg Price
Paid (Est)
Reported
Shares
ΔShares ΔShares
(%)
Reported
Value
(x1000)
ΔValue
(%)
Alloc
(%)
ΔAlloc ΔAlloc (%) Cost Basis
(x1000)
Unrealized
Gain/Loss
(x1000)
2026-02-13 2025-12-31 13F ZSCALER COM 98980G102 727,417 87,471 13.67 163,611 -14.68 0.0393
2026-03-31 2025-09-30 13F/A-3 ZSCALER COM 98980G102 639,946 291,018 83.40 191,766 75.06 0.0416
2026-03-19 2025-09-30 13F/A-2 ZSCALER COM 98980G102 615,650 266,722 105,239 0.0279
2025-11-12 2025-09-30 13F ZSCALER COM 98980G102 639,946 291,018 191,766 0.0416
2026-02-27 2025-06-30 13F/A-2 ZSCALER COM 98980G102 348,928 -239,909 -40.74 109,542 -6.24 0.0251
2025-08-14 2025-06-30 13F/A-1 ZSCALER COM 98980G102 348,928 -239,909 110 0.0251
2025-08-13 2025-06-30 13F ZSCALER COM 98980G102 348,928 -239,909 110 0.0082
2026-03-17 2025-03-31 13F/A-1 ZSCALER COM 98980G102 588,837 73,867 14.34 116,837 25.76 0.0331
2025-05-15 2025-03-31 13F ZSCALER COM 98980G102 588,837 73,867 117 0.0331
2026-03-19 2024-12-31 13F/A-1 ZSCALER COM 98980G102 514,970 -100,680 -16.35 92,906 -11.72 0.0260
2025-02-13 2024-12-31 13F ZSCALER COM 98980G102 514,970 -100,680 93 0.0260
2026-03-31 2024-09-30 13F/A-2 ZSCALER COM 98980G102 615,650 81,899 15.34 105,239 2.59 0.0279
2024-11-19 2024-09-30 13F/A-1 ZSCALER COM 98980G102 615,650 81,899 105 0.0279
2024-11-15 2024-09-30 13F ZSCALER COM 98980G102 615,650 81,899 105 0.0279
2026-03-23 2024-06-30 13F/A-1 ZSCALER COM 98980G102 533,751 20,713 4.04 102,582 3.80 0.0314
2024-08-14 2024-06-30 13F ZSCALER COM 98980G102 533,751 20,713 103 0.0314
2026-03-24 2024-03-31 13F/A-1 ZSCALER COM 98980G102 513,038 70,572 15.95 98,827 0.81 0.0344
2024-05-15 2024-03-31 13F ZSCALER COM 98980G102 513,038 70,572 99 0.0344
2026-03-25 2023-12-31 13F/A-1 ZSCALER COM 98980G102 442,466 -116,175 -20.80 98,033 12.79 0.0360
2024-02-15 2023-12-31 13F ZSCALER COM 98980G102 442,466 -116,175 98 0.0360
2026-03-26 2023-09-30 13F/A-1 ZSCALER COM 98980G102 558,641 182,979 48.71 86,919 58.15 0.0541
2023-11-07 2023-09-30 13F ZSCALER COM 98980G102 558,641 182,979 87 0.0541
2026-03-30 2023-06-30 13F/A-2 ZSCALER COM 98980G102 375,662 12,818 3.53 54,959 29.65 0.0348
2023-09-20 2023-06-30 13F/A-1 ZSCALER COM 98980G102 375,662 12,818 55 0.0348
2023-08-03 2023-06-30 13F ZSCALER COM 98980G102 375,662 12,818 55 0.0347
2026-03-30 2023-03-31 13F/A-1 ZSCALER COM 98980G102 362,844 -19,242 -5.04 42,391 -0.85 0.0195
2023-05-04 2023-03-31 13F ZSCALER COM 98980G102 362,844 -19,242 42 0.0195
2026-03-30 2022-12-31 13F/A-1 ZSCALER COM 98980G102 382,086 -32,022 -7.73 42,755 -37.19 0.0191
2023-02-13 2022-12-31 13F ZSCALER COM 98980G102 382,086 -32,022 43 0.0191
2022-11-03 2022-09-30 13F ZSCALER COM 98980G102 414,108 -112,277 -21.33 68,066 -13.51 0.0743
2022-08-12 2022-06-30 13F ZSCALER COM 98980G102 526,385 72,595 16.00 78,702 -28.12 0.0481
2022-05-16 2022-03-31 13F ZSCALER COM 98980G102 453,790 -183,468 -28.79 109,491 -46.53 0.0858
2022-02-23 2021-12-31 13F/A-1 ZSCALER COM 98980G102 637,258 204,679 47.32 204,771 80.53 0.0764
2022-02-14 2021-12-31 13F ZSCALER COM 98980G102 637,258 204,679 204,771 0.0764
2021-11-09 2021-09-30 13F ZSCALER COM 98980G102 432,579 6,299 1.48 113,430 23.16 0.0510
2021-08-13 2021-06-30 13F ZSCALER COM 98980G102 426,280 -46,820 -9.90 92,100 13.40 0.0435
2021-05-13 2021-03-31 13F ZSCALER COM 98980G102 473,100 51,511 12.22 81,215 -3.54 0.0436
2021-02-11 2020-12-31 13F ZSCALER COM 98980G102 421,589 84,148 24.94 84,195 77.35 0.0445
2020-11-12 2020-09-30 13F ZSCALER COM 98980G102 337,441 125,843 59.47 47,475 104.91 0.0282
2020-08-12 2020-06-30 13F ZSCALER COM 98980G102 211,598 21,768 11.47 23,169 100.55 0.0179
2020-05-13 2020-03-31 13F ZSCALER COM 98980G102 189,830 71,317 60.18 11,553 109.67 0.0091
2020-02-10 2019-12-31 13F ZSCALER COM 98980G102 118,513 -39,696 -25.09 5,510 -26.31 0.0031
2019-11-15 2019-09-30 13F/A-1 ZSCALER COM 98980G102 158,209 -24,678 -13.49 7,477 -46.66 0.0047
2019-11-14 2019-09-30 13F ZSCALER COM 98980G102 158,209 -24,678 7,477 1,728.6908
2019-08-14 2019-06-30 13F ZSCALER COM 98980G102 182,887 90,162 97.24 14,018 113.14 0.0086
2019-05-15 2019-03-31 13F ZSCALER COM 98980G102 92,725 64,681 230.64 6,577 497.37 0.0045
2019-02-14 2018-12-31 13F ZSCALER COM 98980G102 28,044 -829,718 -96.73 1,101 -96.85 0.0009
2018-11-14 2018-09-30 13F ZSCALER COM 98980G102 857,762 854,696 27,876.58 34,980 31,700.00 0.0242
2018-08-14 2018-06-30 13F ZSCALER COM 98980G102 3,066 3,066 110 0.0001
Disclosed Call Options
File
Date
Effective
Date
Form Security Class ID Opt Avg Share
Price
Shares ΔShares
(%)
Value
(x1000)
ΔValue
(%)
Prior Allocation
(%)
Allocation
(%)
ΔAllocation
(%)
Cost Basis
(x1000)
Profit
(x1000)
Return
(%)
2026-02-13 2025-12-31 13F ZSCALER OPT Call 21,900 0.00 4,926 -24.95 n/a n/a n/a
2026-03-19 2025-09-30 13F/A ZSCALER OPT Call 50,000 8,547 n/a n/a n/a
2026-03-31 2025-09-30 13F/A ZSCALER OPT Call 21,900 90.43 6,563 81.77 n/a n/a n/a
2025-11-12 2025-09-30 13F ZSCALER OPT Call 21,900 6,563 n/a n/a n/a
2025-08-14 2025-06-30 13F/A ZSCALER OPT Call 11,500 4 n/a n/a n/a
2026-02-27 2025-06-30 13F/A ZSCALER OPT Call 11,500 -88.50 3,610 -81.81 n/a n/a n/a
2026-03-17 2025-03-31 13F/A ZSCALER OPT Call 100,000 -55.50 19,842 -51.05 n/a n/a n/a
2025-05-15 2025-03-31 13F ZSCALER OPT Call 100,000 20 n/a n/a n/a
2026-03-19 2024-12-31 13F/A ZSCALER OPT Call 224,700 349.40 40,538 374.30 n/a n/a n/a
2025-02-13 2024-12-31 13F ZSCALER OPT Call 224,700 41 n/a n/a n/a
2024-11-19 2024-09-30 13F/A ZSCALER OPT Call 50,000 9 n/a n/a n/a
2026-03-31 2024-09-30 13F/A ZSCALER OPT Call 50,000 -77.91 8,547 -80.35 n/a n/a n/a
2024-11-15 2024-09-30 13F ZSCALER OPT Call 50,000 9 n/a n/a n/a
2026-03-23 2024-06-30 13F/A ZSCALER OPT Call 226,300 75.29 43,493 74.89 n/a n/a n/a
2024-08-14 2024-06-30 13F ZSCALER OPT Call 226,300 43 n/a n/a n/a
2026-03-24 2024-03-31 13F/A ZSCALER OPT Call 129,100 -57.89 24,869 -63.39 n/a n/a n/a
2024-05-15 2024-03-31 13F ZSCALER OPT Call 129,100 25 n/a n/a n/a
2026-03-25 2023-12-31 13F/A ZSCALER OPT Call 306,600 67,930 n/a n/a n/a
2024-02-15 2023-12-31 13F ZSCALER OPT Call 306,600 68 n/a n/a n/a
2023-09-21 2023-06-30 13F/A ZSCALER OPT Call 0 0 n/a n/a n/a
2026-03-30 2023-06-30 13F/A ZSCALER OPT Call 0 -100.00 0 -100.00 n/a n/a n/a
2023-08-03 2023-06-30 13F ZSCALER OPT Call 0 0 n/a n/a n/a
2026-03-30 2023-03-31 13F/A ZSCALER OPT Call 34,600 -17.42 4,042 -13.78 n/a n/a n/a
2023-05-04 2023-03-31 13F ZSCALER OPT Call 34,600 4 n/a n/a n/a
2026-03-30 2022-12-31 13F/A ZSCALER OPT Call 41,900 4,689 n/a n/a n/a
2023-02-13 2022-12-31 13F ZSCALER OPT Call 41,900 5 n/a n/a n/a
2022-11-03 2022-09-30 13F ZSCALER OPT Call 0 -100.00 0 -100.00 n/a n/a n/a
2022-08-12 2022-06-30 13F ZSCALER OPT Call 53,200 7,954 n/a n/a n/a
2022-05-16 2022-03-31 13F ZSCALER OPT Call 0 -100.00 0 -100.00 n/a n/a n/a
2022-02-23 2021-12-31 13F/A ZSCALER OPT Call 92,800 12.08 29,820 37.34 n/a n/a n/a
2022-02-14 2021-12-31 13F ZSCALER OPT Call 92,800 29,820 n/a n/a n/a
2021-11-09 2021-09-30 13F ZSCALER OPT Call 82,800 18.29 21,712 43.56 n/a n/a n/a
2021-08-13 2021-06-30 13F ZSCALER OPT Call 70,000 -2.37 15,124 22.87 n/a n/a n/a
2021-05-13 2021-03-31 13F ZSCALER OPT Call 71,700 58.63 12,309 36.36 n/a n/a n/a
2021-02-11 2020-12-31 13F ZSCALER OPT Call 45,200 99.12 9,027 182.62 n/a n/a n/a
2020-11-12 2020-09-30 13F ZSCALER OPT Call 22,700 0.00 3,194 28.48 n/a n/a n/a
2020-08-12 2020-06-30 13F ZSCALER OPT Call 22,700 -87.49 2,486 -77.48 n/a n/a n/a
2020-05-13 2020-03-31 13F ZSCALER OPT Call 181,400 26.59 11,040 65.69 n/a n/a n/a
2020-02-10 2019-12-31 13F ZSCALER OPT Call 143,300 -2.65 6,663 -4.23 n/a n/a n/a
2019-11-15 2019-09-30 13F/A ZSCALER OPT Call 147,200 -22.81 6,957 -52.40 n/a n/a n/a
2019-11-14 2019-09-30 13F ZSCALER OPT Call 147,200 6,957 n/a n/a n/a
2019-08-14 2019-06-30 13F ZSCALER OPT Call 190,700 227.66 14,615 254.05 n/a n/a n/a
2019-05-15 2019-03-31 13F ZSCALER OPT Call 58,200 -58.78 4,128 -25.43 n/a n/a n/a
2019-02-14 2018-12-31 13F ZSCALER OPT Call 141,200 269.63 5,536 255.33 n/a n/a n/a
2018-11-14 2018-09-30 13F ZSCALER OPT Call 38,200 1,558 n/a n/a n/a
Disclosed Put Options
File
Date
Effective
Date
Form Security Class ID Opt Avg Share Price Shares ΔShares
(%)
Value
(x1000)
ΔValue
(%)
Prior Allocation
(%)
Allocation
(%)
ΔAllocation
(%)
Cost Basis
(x1000)
Profit
(x1000)
Return
(%)
2026-02-13 2025-12-31 13F ZSCALER OPT Put 249,500 0.48 56,118 -24.58 n/a n/a n/a
2026-03-19 2025-09-30 13F/A ZSCALER OPT Put 109,000 18,632 n/a n/a n/a
2026-03-31 2025-09-30 13F/A ZSCALER OPT Put 248,300 18.13 74,406 12.75 n/a n/a n/a
2025-11-12 2025-09-30 13F ZSCALER OPT Put 248,300 74,406 n/a n/a n/a
2025-08-14 2025-06-30 13F/A ZSCALER OPT Put 210,200 66 n/a n/a n/a
2026-02-27 2025-06-30 13F/A ZSCALER OPT Put 210,200 119.87 65,990 247.90 n/a n/a n/a
2026-03-17 2025-03-31 13F/A ZSCALER OPT Put 95,600 -60.61 18,969 -56.68 n/a n/a n/a
2025-05-15 2025-03-31 13F ZSCALER OPT Put 95,600 19 n/a n/a n/a
2026-03-19 2024-12-31 13F/A ZSCALER OPT Put 242,700 122.66 43,786 135.00 n/a n/a n/a
2025-02-13 2024-12-31 13F ZSCALER OPT Put 242,700 44 n/a n/a n/a
2024-11-19 2024-09-30 13F/A ZSCALER OPT Put 109,000 19 n/a n/a n/a
2026-03-31 2024-09-30 13F/A ZSCALER OPT Put 109,000 18,632 n/a n/a n/a
2024-11-15 2024-09-30 13F ZSCALER OPT Put 109,000 19 n/a n/a n/a
2026-03-23 2024-06-30 13F/A ZSCALER OPT Put 0 -100.00 0 -100.00 n/a n/a n/a
2024-08-14 2024-06-30 13F ZSCALER OPT Put 0 0 n/a n/a n/a
2026-03-24 2024-03-31 13F/A ZSCALER OPT Put 196,200 -56.81 37,794 -62.45 n/a n/a n/a
2024-05-15 2024-03-31 13F ZSCALER OPT Put 196,200 38 n/a n/a n/a
2026-03-25 2023-12-31 13F/A ZSCALER OPT Put 454,300 100,655 n/a n/a n/a
2024-02-15 2023-12-31 13F ZSCALER OPT Put 454,300 101 n/a n/a n/a
2023-09-21 2023-06-30 13F/A ZSCALER OPT Put 0 0 n/a n/a n/a
2026-03-30 2023-06-30 13F/A ZSCALER OPT Put 0 -100.00 0 -100.00 n/a n/a n/a
2023-08-03 2023-06-30 13F ZSCALER OPT Put 0 0 n/a n/a n/a
2026-03-30 2023-03-31 13F/A ZSCALER OPT Put 308,500 177.18 36,042 189.40 n/a n/a n/a
2023-05-04 2023-03-31 13F ZSCALER OPT Put 308,500 36 n/a n/a n/a
2026-03-30 2022-12-31 13F/A ZSCALER OPT Put 111,300 12,454 n/a n/a n/a
2023-02-13 2022-12-31 13F ZSCALER OPT Put 111,300 12 n/a n/a n/a
2022-11-03 2022-09-30 13F ZSCALER OPT Put 0 -100.00 0 -100.00 n/a n/a n/a
2022-08-12 2022-06-30 13F ZSCALER OPT Put 98,100 14,668 n/a n/a n/a
2022-05-16 2022-03-31 13F ZSCALER OPT Put 0 -100.00 0 -100.00 n/a n/a n/a
2022-02-23 2021-12-31 13F/A ZSCALER OPT Put 150,800 37.84 48,457 68.92 n/a n/a n/a
2022-02-14 2021-12-31 13F ZSCALER OPT Put 150,800 48,457 n/a n/a n/a
2021-11-09 2021-09-30 13F ZSCALER OPT Put 109,400 9.07 28,687 32.38 n/a n/a n/a
2021-08-13 2021-06-30 13F ZSCALER OPT Put 100,300 69.14 21,671 112.88 n/a n/a n/a
2021-05-13 2021-03-31 13F ZSCALER OPT Put 59,300 -29.99 10,180 -39.82 n/a n/a n/a
2021-02-11 2020-12-31 13F ZSCALER OPT Put 84,700 147.66 16,915 251.52 n/a n/a n/a
2020-11-12 2020-09-30 13F ZSCALER OPT Put 34,200 90.00 4,812 144.14 n/a n/a n/a
2020-08-12 2020-06-30 13F ZSCALER OPT Put 18,000 -86.97 1,971 -76.55 n/a n/a n/a
2020-05-13 2020-03-31 13F ZSCALER OPT Put 138,100 10.48 8,405 44.59 n/a n/a n/a
2020-02-10 2019-12-31 13F ZSCALER OPT Put 125,000 -47.15 5,813 -47.99 n/a n/a n/a
2019-11-15 2019-09-30 13F/A ZSCALER OPT Put 236,500 82.77 11,177 12.71 n/a n/a n/a
2019-11-14 2019-09-30 13F ZSCALER OPT Put 236,500 11,177 n/a n/a n/a
2019-08-14 2019-06-30 13F ZSCALER OPT Put 129,400 465.07 9,917 510.65 n/a n/a n/a
2019-05-15 2019-03-31 13F ZSCALER OPT Put 22,900 -63.06 1,624 -33.20 n/a n/a n/a
2019-02-14 2018-12-31 13F ZSCALER OPT Put 62,000 198.08 2,431 186.67 n/a n/a n/a
2018-11-14 2018-09-30 13F ZSCALER OPT Put 20,800 848 n/a n/a n/a
Legend
Shares
The total number of shares held by the institution at the end of the reporting period (the effective date). This is provided in the filing.
Value
The total value of the shares as of the effective date. This is provided in the filing.
Avg. Share Price
The weighted average share price of the shares held by the institution. We use FIFO accounting to determine this price
Class
This is the security class as indicated by the filer. There are a variety of values for this field. Common values include "EC" = equity common, "EP" - equity preferred
Allocation (%)
The percent of the institution's portfolio that this position represents. This is provided in NPORT filings. For 13F filings, we calculate it.
Change in Allocation
The change in allocation from the prior reporting period. This is calculated as current allocation - prior allocation.
Change in Allocation (%)
The percent change in allocation from the prior reporting period. This is calculated as (current allocation - prior allocation) / prior allocation.
Cost Basis
The total cost of the shares held. This is calculated as reported shares * avg. share price
Unrealized Gain/Loss
This is the market value of the position as of the effective date minus the cost basis.